relay pad继电器垫圈
relayvt.转播;转达;中继;接力;接替n.继电器;接力赛;替班
relay operated controller继电平控制器
relay contact combination继电器触点组
relay interlocking device继电集中联锁设备
relay protection facility继电保护装置
relay semiautomatic block继电半自动闭塞
relay non-operate value继电器末动作值
relay controller register继电器驱动装置寄存器
relay telemetering system继电式遥测系统